BW Parts Engine Exchange 90-Day Warranty

  1. Engine warranties are limited to manufacturing defects in the block, heads, pistons, crankshafts, camshafts, rockers, and oil pumps. We do not warranty any attached accessory parts, such as switches, sensors, cables, electronics, belts, hoses, water pumps, manifolds, wire harnesses, valve covers, brackets, flywheel etc. Diesel Engines: We do not cover injectors, high pressure oil pumps, high pressure fuel injectors or any other part which is not part of the core engine as defined above.

  2. We are not responsible for improper installation and or labor charges.

  3. All returned parts or canceled orders are subject to a 25% handling and processing fees plus customer assumes all shipping costs.

  4. All misordered parts will be assessed a 25% processing charge and freight both ways, regardless of the reason.

  5. Usual delivery time is about 10-15 working days depending on shipping location but due to occasional circumstances (weather, holidays, etc) please allow additional time.

  6. Buyer is responsible for inspecting all parts before signing for them on delivery.

  7. Engines are interchangeable with multiple years and models which means the same engine is an exact fit for multiple models as determined by OEM standards. We guarantee the engine we sell to fit your machine.

  8. Any engine returned not in the same assembled condition as it was received will not be refunded under any circumstances. If the engine is disassembled in any way without our express written authorization it will void the warranty.

  9. If you were charged a core fee, you will not be refunded if there are cracks or holes in the block or head or if the engine is disassembled or if not returned within 30 days after installation.

  1. If the item is improperly installed.

  2. If the item is operated without proper lubrication or cooling regardless of the reason.

  3. Falsifying information will automatically void your warranty.


BWParts warrants to the original purchaser that each used engine sold by BWParts shall be free from knocking, excessive oil consumption, and cracks in the block, subject to the following terms and conditions:


Engine: As used herein, the term engine shall mean, a used engine assembly (basic block, cylinder head and internal components) supplied by BWParts of the original manufacturer - everything else is left on for convenience purposes only.


Subject to the limitations listed herein, BWParts, at its option, will either give the customer another engine of the like kind and quality, if available from BWParts stock or refund the purchase price if BWParts agrees engine defective. BWParts will not be responsible for any labor cost incurred by the customer.


This warranty applies only to the Re-manufactured Engine. This warranty shall not apply to or include the following:

  1. Repair or replacement required as a result of any accident or misuse.

  2. Repair or replacement of any engine item, including specifically, without limitation, to all components of the cooling, fuel, electrical, engine control system, and all ignition system components, belts, hoses, and filters.

  3. Any engine which has been repaired or remodeled to which any device or accessory not conforming to original manufacturer specifications has been installed.

  4. Warranty DOES NOT apply to any engine damaged as a result of overheating or lack of lubrication. The warranty will be void on any engine returned with the heat tabs missing or melted out.

  5. Any warranty repairs must be authorized by BWParts and will be handled on a case by case basis.

  6. Upon submitting the Warranty Claim, you MUST submit documentation, as required during the Claim process, within 5 business days or your claim will be denied, no exceptions. Furthermore, continued operation of the machine after an issue has been identified will void the Warranty Claim.

  7. If we elect to replace your engine with another engine, the replacement is considered to be a repair of the original unit. YOUR ORIGINAL DATE OF PURCHASE WILL REMAIN IN EFFECT.

  1. The engines are shipped with no crankcase oil. Before running the engine the first time, fill the crankcase with 1 pint of Lucas® TB ZINC-PLUS Engine Break-in Oil Additive and Rotella engine oil (oil weight depends on the temperature environment in which the motor is operating).

  2. Engine oil filter (filter only) MUST be changed (adding oil after replacing filter) at the first 10 hours of operation.

  3. Change the oil filter and oil at 50 hours of operation. Subsequent Oil and filter changes to follow manufacturers suggested schedule.

  4. A new thermostat MUST be installed. Coolant anti-freeze mixture depends on temperature environment in which the motor is operating.


  1. The liability of BWParts is solely and exclusively limited to supplying a replacement engine if available or refunding purchase price. BWParts does not assume and has no liability for labor costs or replacement of oil or anti-freeze, damage to other engine parts, telephone calls, freight, lost profits, lost time, substitute machine or replacement machine or any other consequential damages.

  2. BWParts has no responsibility for any failure resulting from improper installation, modification of the product faulty or incompatible parts and accessories and/or abnormal use of operation.

BWParts sells re-manufactured engines, not used engines.

BWParts does NOT accept anything Freight Collect.

90-Day Part & Labor: Terms and Conditions


Gas engine coverage expires 90 days from date of purchase.


ENGINE: The following components of gasoline or diesel engines: pistons pins, crankshaft and main bearings, connecting rods and rod bearings, camshaft and camshaft bearings, intake and exhaust valves, valve springs, oil pump, push rods, rocker arms, hydraulic lifters and rocker arm shafts. The engine block and cylinder heads are covered only if damaged by a covered component.


REPLACEMENT PARTS (INCLUDING ENGINE): In case of a total breakdown of a part or engine, BWParts’ obligation is limited to repairing or replacing broken covered components. It is BWParts decision to replace the engine or to replace part(s) that are covered under this contract. If replacement of an engine is required and a replacement engine is not available we reserve the right to pay in cash the cost of replacement engine’s value. If the engine needs to be replaced under the coverage of this contract, BWParts has the option to replace the said engine with another used assembly of like kind and quality, or paying the contract holder the BWParts wholesale replacement engine cost. BWParts will not be responsible for any freight cost incurred. Replacement of any parts or engine will be done only once under this contract.

TRANSFER-ABILITY: This product warranty is not transferable to another purchaser or another engine.

BWParts RIGHTS TO TERMINATE BENEFITS: In the event of a claim, BWParts reserves the right to terminate the benefits of this product warranty upon the discovery of fraud or misrepresentation of a material fact by the purchaser or the purchaser’s representative. Evidence of fraud or misrepresentation is forwarded to the proper state and federal authorities.

  • Change oil per Manufacturer Requirements, whichever comes first after the initial oil change and product installation.

  • Acceptable records documenting purchaser’s adherence to the machine manufacturer’s required maintenance are required in the event of a claim.

  • Any and all claims or damage resulting from: abuse, negligence, freezing, overheating of any type, failure to maintain proper coolant, fluid, refrigerant, or lubrication levels, personal damages, per diem expenses, storage fees, medical expenses, telephone or rental charges, fire, flood, vandalism, theft, collision, acts of GOD, usages not approved by the manufacturer, damages caused by contaminated fluids, coolants, or lubricants for any reason, misuse, riots or acts of war. Excessive oil consumption and diminished performance are not covered. Leaking seals, gaskets or fittings are not covered. Machine components that require normal manufacturer’s recommended replacement intervals are not covered.

  • Broken covered components are defined as components that have cracked or separated into pieces. Covered components that are flaking or have been damaged by excessive heat or scoring are not covered.

  • Any component not listed as a covered component, is not covered. Damage to a covered component due to non covered component failure is not covered.

  • Incidental and consequential damages are not covered.

  • Claims occurring outside the United States are not covered.

  • Once a claim has been initiated, the purchaser may not continue to operate the machine until a claim decision has been made. Continued operation will void the claim.

  • Any work or repair done to machine without prior written authorization from BWParts is not considered an authorized claim.

  • Warranty will void if the part is operated without proper fluids or a melted heat tab.

  • Freight is not paid under this contract on any parts or engine claims.

  • Diagnostic charges are not paid under this contract.

  • Breakdown or failure means totally inoperable. It does not mean a decrease or gradual reduction in the parts performance due to normal or abnormal wear and tear.

  • Breakdown caused by mechanical alterations not meeting manufacturer’s specifications.

  • Breakdowns covered by factory recall.

  • Any covered part which is not broken or inoperable, which a repair facility recommends or required to be repaired or replaced.

  • Breakdowns to a covered part already replaced under the contract.

  • Liability for tear down is the customer’s responsibility.

  • Defective parts must be made available for inspection upon the claims administrator’s request.

  • Breakdown caused by excessive wear and tear for the age of the machine are not covered under this contract.

  • Warranty is voided if heat tab is melted, or if engine has no heat tab at time of claim.

  • Breakdowns covered by manufacturer warranty or recall, distributor or repairers guarantee, any other written warranty, government or court orders, decrees or settlements, or any valid or collectible insurance policy.

  • Improper engine installation.

  • We do not warranty oil leaks/damage on engines due to non-replaced seals, gaskets or filters.

Customer with warranty related questions can contact BWParts at 602-850-7399.

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